AttributeError(...) while trying to call system.serial.*

Ignition
1

Traceback (most recent call last):
File “event:actionPerformed”, line 3, in
AttributeError: ‘com.inductiveautomation.ignition.common.script.Scr’ object has no attribute ‘serial’

action code for button:

system.serial.configureSerialPort(\ port="COM3",\ bitRate=system.serial.BIT_RATE_9600,\ dataBits=system.serial.DATA_BITS_8,\ handshake=system.serial.HANDSHAKE_NONE,\ hardwareFlowControl=False,\ parity=system.system.PARITY_NONE,\ stopBits=system.serial.STOP_BITS_1)

Ignition v7.6.4 (b2013112117)
Java: Oracle Corporation 1.7.0_45

seems .serial.configureSerialPort( recognised as attribute of some object…

2

Hi,

Is the Serial Support Gateway module or Serial Support Client module installed on your Ignition server?

You have to install one of these before you can use the system.serial.* functions.

3

ur right
but i cant understant why error report was so unfriendly saying “no field…” instead of “serial module not installed”
any way thanks